To provide continued treatment of Keppra XR (Levetiracetam XR) and to assess the long term safety of Keppra XR in subjects with partial onset seizures.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
190
500 mg tablets, 1000 - 3000 mg/day, flexible dosing for duration of the study (planned: approximately 6 months-3 years).
Unnamed facility
Dothan, Alabama, United States
Number of Subjects Who Experienced at Least 1 Treatment Emergent Adverse Event During the Actual Treatment Period (6 Months-2 Years)
An adverse event is any untoward medical occurrence in a patient or clinical investigation subject administered a pharmaceutical product which does not necessarily have a causal relationship with this treatment.
Time frame: Duration of the Treatment Period (6 months-2 years)
Number of Subjects Who Experienced at Least 1 Serious Treatment Emergent Adverse Event During the Actual Treatment Period (6 Months-2 Years)
A serious adverse event is any untoward medical occurrences in a subject administered study treatment, whether or not the event is related to treatment, with at least one of the follow outcomes: death, life-threatening, initial inpatient hospitalization or prolongation of hospitalization, significant or persistent disability/incapacity, congenital anomaly/birth defect, or an important medical event that may jeopardize the subject and require a medical/surgical intervention.
Time frame: Duration of the Treatment Period (6 months-2 years)
Number of Subjects Prematurely Discontinuing Due to a Treatment-emergent Adverse Event During the Actual Treatment Period
An adverse event is any untoward medical occurrence in a patient or clinical investigation subject administered a pharmaceutical product which does not necessarily have a causal relationship with this treatment.
Time frame: Duration of the Treatment Period (6 months-2 years)
Percentage of Subjects Remaining on Keppra XR Monotherapy From Study Entry Through 6 Months
Among subjects in the Efficacy (EFF) population entering the study on Keppra XR monotherapy and exposed for at least 6 months, is the percentage of subjects remaining on monotherapy treatment for at least 6 months.
Time frame: Study entry through 6 months
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Unnamed facility
Northport, Alabama, United States
Unnamed facility
Phoenix, Arizona, United States
Unnamed facility
Little Rock, Arkansas, United States
Unnamed facility
Bakersfield, California, United States
Unnamed facility
Loxahatchee Groves, Florida, United States
Unnamed facility
Atlanta, Georgia, United States
Unnamed facility
Suwanee, Georgia, United States
Unnamed facility
Witchita, Kansas, United States
Unnamed facility
Detroit, Michigan, United States
...and 25 more locations
Percentage of Subjects Remaining on Keppra XR Monotherapy From Study Entry Through 12 Months
Among subjects in the Efficacy (EFF) population entering the study on Keppra XR monotherapy and exposed for at least 6 months, is the percentage of subjects remaining on monotherapy treatment for at least 12 months.
Time frame: Study entry through 12 months